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# EDOM INTERNATIONAL CORPORATION
486VL3H (MV045)
Processor CX486SX/AM486SX/UMC U5/80486SX/CX486DX/AM486DX/80486DX/
80486DX2/80486DX4/Pentium Overdrive
Processor 25/33/40/50(internal)/50/66(internal)/75(internal)/100(internal)MHz
Speed
Chip Set Hint
Max. 64MB
Onboard
DRAM
Cache 128/256/512/1024KB
BIOS Award
Dimensions 254mm x 220mm
I/O 32-bit VESA local bus slots (3)
Options
NPU None
Options
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|---------------+----------+----------------------+----------|
| Power LED & | JP1 | Turbo LED | JP25 |
| keylock | | | |
|---------------+----------+----------------------+----------|
| Speaker | JP3 | External battery | JP31 |
|---------------+----------+----------------------+----------|
| Reset switch | JP7 | 32-bit VESA local | SL1 - |
| | | bus slots | SL3 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Jumper | Position |
|--------------------------------------+--------+------------|
| » | Factory configured - do not | JP17 | N/A |
| | alter | | |
|---+----------------------------------+--------+------------|
| » | CMOS memory normal operation | JP31 | pins 1 & 2 |
| | | | closed |
|---+----------------------------------+--------+------------|
| | CMOS memory clear | JP31 | pins 2 & 3 |
| | | | closed |
|---+----------------------------------+--------+------------|
| | Battery type select external | JP31 | Closed |
|---+----------------------------------+--------+------------|
| » | CPU type select Intel/AMD | JP44 | pins 1 & 2 |
| | | | closed |
|---+----------------------------------+--------+------------|
| | CPU type select Cyrix | JP44 | pins 2 & 3 |
| | | | closed |
|---+----------------------------------+--------+------------|
| » | CPU type select all | JP46 | Open |
|---+----------------------------------+--------+------------|
| | CPU type select AMD486DX2 only | JP46 | Closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 | Bank 2 |
|------------+---------------+---------------+---------------|
| 4MB | (4) 1M x 9 | NONE | NONE |
|------------+---------------+---------------+---------------|
| 4MB | NONE | (1) 1M x 36 | NONE |
|------------+---------------+---------------+---------------|
| 8MB | (4) 1M x 9 | (1) 1M x 36 | NONE |
|------------+---------------+---------------+---------------|
| 8MB | NONE | (1) 2M x 36 | NONE |
|------------+---------------+---------------+---------------|
| 8MB | NONE | (1) 1M x 36 | (1) 1M x 36 |
|------------+---------------+---------------+---------------|
| 12MB | (4) 1M x 9 | (1) 1M x 36 | (1) 1M x 36 |
|------------+---------------+---------------+---------------|
| 12MB | NONE | (1) 2M x 36 | (1) 1M x 36 |
|------------+---------------+---------------+---------------|
| 12MB | NONE | (1) 1M x 36 | (1) 2M x 36 |
|------------+---------------+---------------+---------------|
| 12MB | (4) 1M x 9 | NONE | (1) 2M x 36 |
|------------+---------------+---------------+---------------|
| 16MB | (4) 4M x 9 | NONE | NONE |
|------------+---------------+---------------+---------------|
| 16MB | (4) 1M x 9 | (1) 1M x 36 | (1) 2M x 36 |
|------------+---------------+---------------+---------------|
| 16MB | NONE | (1) 4M x 36 | NONE |
|------------+---------------+---------------+---------------|
| 16MB | NONE | (1) 2M x 36 | (1) 2M x 36 |
|------------+---------------+---------------+---------------|
| 20MB | (4) 1M x 9 | (1) 4M x 36 | NONE |
|------------+---------------+---------------+---------------|
| 20MB | NONE | (1) 4M x 36 | (1) 1M x 36 |
|------------+---------------+---------------+---------------|
| 20MB | NONE | (1) 1M x 36 | (1) 4M x 36 |
|------------+---------------+---------------+---------------|
| 24MB | (4) 1M x 9 | (1) 1M x 36 | (1) 4M x 36 |
|------------+---------------+---------------+---------------|
| 24MB | (4) 1M x 9 | (1) 4M x 36 | (1) 1M x 36 |
|------------+---------------+---------------+---------------|
| 24MB | (4) 4M x 9 | NONE | (1) 2M x 36 |
|------------+---------------+---------------+---------------|
| 32MB | (4) 4M x 9 | (1) 4M x 36 | NONE |
|------------+---------------+---------------+---------------|
| 32MB | NONE | (1) 8M x 36 | NONE |
|------------+---------------+---------------+---------------|
| 36MB | (4) 1M x 9 | NONE | (1) 8M x 36 |
|------------+---------------+---------------+---------------|
| 36MB | (4) 4M x 9 | (1) 4M x 36 | (1) 1M x 36 |
|------------+---------------+---------------+---------------|
| 36MB | (4) 4M x 9 | (1) 1M x 36 | (1) 4M x 36 |
|------------+---------------+---------------+---------------|
| 36MB | (4) 1M x 9 | (1) 4M x 36 | (1) 4M x 36 |
|------------+---------------+---------------+---------------|
| 36MB | NONE | (1) 8M x 36 | (1) 1M x 36 |
|------------+---------------+---------------+---------------|
| 40MB | (4) 1M x 9 | (1) 4M x 36 | (1) 4M x 36 |
|------------+---------------+---------------+---------------|
| 48MB | (4) 4M x 9 | (1) 4M x 36 | (1) 4M x 36 |
|------------+---------------+---------------+---------------|
| 48MB | NONE | (1) 8M x 36 | (1) 4M x 36 |
|------------+---------------+---------------+---------------|
| 48MB | (4) 4M x 9 | NONE | (1) 8M x 36 |
|------------+---------------+---------------+---------------|
| 64MB | NONE | (1) 16M x 36 | NONE |
|------------+---------------+---------------+---------------|
| 64MB | (4) 16M x 9 | NONE | NONE |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM JUMPER CONFIGURATION |
|------------------------------------------------------------|
| Type | JP39 |
|----------------------------+-------------------------------|
| Bank 0 = 30 pin SIMM | pins 2 & 3 closed |
|----------------------------+-------------------------------|
| Bank 0 = 72 pin SIMM | pins 1 & 2, 3 & 4 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 | TAG |
|------------+---------------+---------------+---------------|
| 128KB | (4) 32K x 8 | NONE | (1) 8K x 8 |
|------------+---------------+---------------+---------------|
| 256KB | (4) 32K x 8 | (4) 32K x 8 | (1) 8K x 8 |
|------------+---------------+---------------+---------------|
| 256KB | (4) 64K x 8 | NONE | (1) 8K x 8 |
|------------+---------------+---------------+---------------|
| 512KB | (4) 64K x 8 | (4) 64K x 8 | (1) 32K x 8 |
|------------+---------------+---------------+---------------|
| 512KB | (4) 128K x 8 | NONE | (1) 32K x 8 |
|------------+---------------+---------------+---------------|
| 1MB | (4) 128K x 8 | (4) 128K x 8 | (1) 32K x 8 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE JUMPER CONFIGURATION |
|------------------------------------------------------------|
| Size | JP28 | JP30 | JP34 |
|-----------+---------+----------------------+---------------|
| 128KB | 2 & 3 | 1 & 2, 3 & 4, 5 & 6 | Open |
|-----------+---------+----------------------+---------------|
| 256KB | 1 & 2 | 1 & 2, 3 & 4, 5 & 6 | Open |
|-----------+---------+----------------------+---------------|
| 256KB | 1 & 2 | 2 & 3, 4 & 5, 6 & 7 | Open |
|-----------+---------+----------------------+---------------|
| 512KB | 1 & 2 | 1 & 2, 3 & 4, 5 & 6 | 3 & 4 |
|-----------+---------+----------------------+---------------|
| 512KB | 1 & 2 | 2 & 3, 4 & 5, 6 & 7 | 3 & 4 |
|-----------+---------+----------------------+---------------|
| 1MB | 1 & 2 | 2 & 3, 4 & 5, 6 & 7 | 1 & 2, 3 & 4 |
|------------------------------------------------------------|
| Note: Pins designated should be in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU TYPE CONFIGURATION |
|------------------------------------------------------------|
| Type | JP12 | JP13 | JP14 | JP15 | JP16 |
|------------+----------+---------+--------+--------+--------|
| AMD | 1 & 2 | Open | Open | Open | Open |
|------------+----------+---------+--------+--------+--------|
| UMC | 1 & 2 | Open | Open | Open | Open |
|------------+----------+---------+--------+--------+--------|
| Cyrix | 2 & 3 | 2 & 3 | Open | 2 & 3 | 2 & 3 |
|------------+----------+---------+--------+--------+--------|
| Intel SX | 1 & 2 | 1 & 2 | Open | 1 & 2 | 1 & 2 |
|------------+----------+---------+--------+--------+--------|
| Intel DX | 1 & 2 | 1 & 2 | Open | 1 & 2 | 1 & 2 |
|------------------------------------------------------------|
| Note: Pins designated should be in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU TYPE CONFIGURATION (CON’T) |
|------------------------------------------------------------|
| Type | JP18 | JP19 | JP20 | JP23 |
|--------+------------+------------+------------+------------|
| AMD | pins1 & 2, | pins 4 & 5 | pins 4 & 5 | pins 4 & 5 |
| | 3 & 4 | closed | closed | closed |
| | closed | | | |
|--------+------------+------------+------------+------------|
| UMC | pins1 & 2, | pins 4 & 5 | pins 4 & 5 | pins 4 & 5 |
| | 3 & 4 | closed | closed | closed |
| | closed | | | |
|--------+------------+------------+------------+------------|
| Cyrix | pins1 & 2, | pins 2 & 3 | pins 2 & 3 | pins 2 & 3 |
| | 3 & 4 | closed | closed | closed |
| | closed | | | |
|--------+------------+------------+------------+------------|
| Intel | pins 2 & 3 | pins 1 & 2 | pins 1 & 2 | pins 1 & 2 |
| SX | closed | closed | closed | closed |
|--------+------------+------------+------------+------------|
| Intel | pins1 & 2, | pins 1 & 2 | pins 1 & 2 | pins 1 & 2 |
| DX | 3 & 4 | closed | closed | closed |
| | closed | | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU TYPE CONFIGURATION |
|------------------------------------------------------------|
| Type | JP27A | JP27B | JP27C |
|---------------+--------------+--------------+--------------|
| Cyrix | pins 1 & 2 | pins 2 & 3 | pins 1 & 2 |
| | closed | closed | closed |
|---------------+--------------+--------------+--------------|
| AMD | pins 1 & 2 | pins 1 & 2 | pins 2 & 3 |
| | closed | closed | closed |
|---------------+--------------+--------------+--------------|
| Intel SL | pins 2 & 3 | pins 1 & 2 | pins 1 & 2 |
| | closed | closed | closed |
|---------------+--------------+--------------+--------------|
| Intel | pins 1 & 2 | pins 1 & 2 | pins 1 & 2 |
| | closed | closed | closed |
|---------------+--------------+--------------+--------------|
| Pentium | pins 2 & 3 | pins 2 & 3 | pins 1 & 2 |
| Overdrive | closed | closed | closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED CONFIGURATION (MX-8513) |
|------------------------------------------------------------|
| Speed | JP26A | JP26B | JP26C |
|---------+----------------+----------------+----------------|
| 25MHz | pins 1 & 2 | pins 2 & 3 | pins 1 & 2 |
| | closed | closed | closed |
|---------+----------------+----------------+----------------|
| 33MHz | pins 2 & 3 | pins 2 & 3 | pins 2 & 3 |
| | closed | closed | closed |
|---------+----------------+----------------+----------------|
| 40MHz | pins 2 & 3 | pins 2 & 3 | pins 1 & 2 |
| | closed | closed | closed |
|---------+----------------+----------------+----------------|
| 50iMHz | pins 1 & 2 | pins 2 & 3 | pins 1 & 2 |
| | closed | closed | closed |
|---------+----------------+----------------+----------------|
| 50MHz | pins 1 & 2 | pins 1 & 2 | pins 2 & 3 |
| | closed | closed | closed |
|---------+----------------+----------------+----------------|
| 66iMHz | pins 2 & 3 | pins 2 & 3 | pins 2 & 3 |
| | closed | closed | closed |
|---------+----------------+----------------+----------------|
| 75iMHz | Open | pins 2 & 3 | Open |
| | | closed | |
|---------+----------------+----------------+----------------|
| 100iMHz | pins 2 & 3 | pins 2 & 3 | pins 2 & 3 |
| | closed | closed | closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED CONFIGURATION (AV9107-03) |
|------------------------------------------------------------|
| Speed | JP26A | JP26B | JP26C |
|---------+----------------+----------------+----------------|
| 25MHz | pins 2 & 3 | pins 1 & 2 | pins 2 & 3 |
| | closed | closed | closed |
|---------+----------------+----------------+----------------|
| 33MHz | pins 2 & 3 | pins 2 & 3 | pins 1 & 2 |
| | closed | closed | closed |
|---------+----------------+----------------+----------------|
| 40MHz | pins 1 & 2 | pins 1 & 2 | pins 2 & 3 |
| | closed | closed | closed |
|---------+----------------+----------------+----------------|
| 50iMHz | pins 2 & 3 | pins 1 & 2 | pins 2 & 3 |
| | closed | closed | closed |
|---------+----------------+----------------+----------------|
| 50MHz | pins 1 & 2 | pins 2 & 3 | pins 1 & 2 |
| | closed | closed | closed |
|---------+----------------+----------------+----------------|
| 66iMHz | pins 2 & 3 | pins 2 & 3 | pins 1 & 2 |
| | closed | closed | closed |
|---------+----------------+----------------+----------------|
| 75iMHz | pins 2 & 3 | Open | pins 2 & 3 |
| | closed | | closed |
|---------+----------------+----------------+----------------|
| 100iMHz | pins 2 & 3 | pins 2 & 3 | Open |
| | closed | closed | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU VOLTAGE CONFIGURATION |
|------------------------------------------------------------|
| Voltage | JP33 |
|----------------------------+-------------------------------|
| 3v | pins 1 & 2, 4 & 5 closed |
|----------------------------+-------------------------------|
| 5v | pins 2 & 3, 5 & 6 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU VOLTAGE CONFIGURATION |
|------------------------------------------------------------|
| Voltage | JP45 |
|----------------------------+-------------------------------|
| 3.3v | pins 3 & 6 closed |
|----------------------------+-------------------------------|
| 3.45v | pins 2 & 5 closed |
|----------------------------+-------------------------------|
| 4v | pins 1 & 4 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| VESA WAIT STATE CONFIGURATION |
|------------------------------------------------------------|
| Wait states | JP9 |
|-------------------------------+----------------------------|
| 0 wait states | Open |
|-------------------------------+----------------------------|
| 1 wait state | Closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| BUS SPEED CONFIGURATION |
|------------------------------------------------------------|
| CPU speed | JP8 |
|-------------------------------+----------------------------|
| <= 33MHz | Open |
|-------------------------------+----------------------------|
| > 33MHz | Closed |
+------------------------------------------------------------+